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9917 WHITLEY BAY DR, AUSTIN, TX 78717

AUSTIN, 78717 — williamson County

4 bed3 bath2,698 sqftBuilt 2005

Property at a Glance

This home is estimated between $639,360 and $1,226,426, with a best estimate of $1,087,915. That places the property above the L575502C - AVERY RANCH NORTH & BROOKSIDE median of $810,250, in a neighborhood that declined 4.4% over the past year.

Estimated Value Range

$639,360 $1,226,426
Best Estimate
$1,087,915
WCAD Value
$1,043,246
High Confidence

Based on 5 comparable properties(5 in the same subdivision)

Based on 5 comparable properties in L575502C - AVERY RANCH NORTH & BROOKSIDE, this home's estimated market value is between $639,360 and $1,226,426. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

10001 WHITLEY BAY DR, AUSTIN, TX 78717
0.02 mi 100% similar Same subdivision
4 bed 3 bath 3,048 sqft Built 2004
Raw Value $764,592
Adjusted Value $639,360

Adjusted -$132,303 for 350 sqft less living space and +$7,071 for being newer. Net adjustment: -$125,232.

9913 WHITLEY BAY DR, AUSTIN, TX 78717
0.02 mi 100% similar Same subdivision
4 bed 3 bath 2,472 sqft Built 2003
Raw Value $988,344
Adjusted Value $1,087,915

Adjusted +$85,430 for 226 sqft more living space and +$14,141 for being newer. Net adjustment: +$99,571.

9912 WHITLEY BAY DR, AUSTIN, TX 78717
0.03 mi 100% similar Same subdivision
4 bed 3 bath 3,089 sqft Built 2002
Raw Value $1,027,551
Adjusted Value $900,961

Adjusted -$147,802 for 391 sqft less living space and +$21,212 for being newer. Net adjustment: -$126,590.

9908 WHITLEY BAY DR, AUSTIN, TX 78717
0.04 mi 100% similar Same subdivision
4 bed 3 bath 2,137 sqft Built 2004
Raw Value $918,370
Adjusted Value $1,137,504

Adjusted +$212,063 for 561 sqft more living space and +$7,071 for being newer. Net adjustment: +$219,134.

9909 WHITLEY BAY DR, AUSTIN, TX 78717
0.04 mi 100% similar Same subdivision
4 bed 3 bath 2,066 sqft Built 2003
Raw Value $973,383
Adjusted Value $1,226,426

Adjusted +$238,902 for 632 sqft more living space and +$14,141 for being newer. Net adjustment: +$253,043.

The Neighborhood

This home is valued 28.8% above the L575502C - AVERY RANCH NORTH & BROOKSIDE median of $810,250. With 384 homes in the subdivision, the property sits in the upper tier. Note that values in this subdivision declined 4.4% over the past year.

L575502C - AVERY RANCH NORTH & BROOKSIDE

above average
384 Properties
$810,250 Median Value
-4.4% YoY Change
0% Have Pool
100% Have Garage
This Home
$1,043,246
Median
$810,250

This home is +28.8% above the subdivision median.

Tax Analysis

The estimated annual property tax is $22,379 across all districts. With a homestead exemption claimed, that drops to $19,571 — saving $2,808 per year. That's $1,631 per month a buyer should budget. The assessed value increased +3.0% vs the subdivision average of -4.4%. This above-average increase gives a protest opportunity score of 47 out of 100 — it may be worth challenging the appraisal.

Tax Districts

DistrictTypeRateAnnual Amount
Leander ISDSchool1.0869%$11,339
AustinCity0.5240%$5,467
Williamson CountyCounty0.3694%$3,854
Austin Community Collegespecial0.1034%$1,079
Williamson County FM/RdCounty0.0443%$462
Upper Brushy Creek WCIDWater0.0170%$177
Road District (R02)Road0.0000%$0
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax2.1451%$22,379
47 / 100

Moderate opportunity to protest.

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $1,087,915 would pay approximately $6,791 per month (principal and interest only, excluding taxes and insurance).

Data sourced from Williamson County Appraisal District (WCAD), Texas Education Agency (TEA), and Federal Reserve Economic Data (FRED). Assessment values reflect the appraisal district's estimate, not market sale prices. Report generated 4/18/2026.

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